Date: Wed, 23 Apr 2008 10:29:00 +0300 From: Andriy Gapon <avg@icyb.net.ua> To: Jille <jille@quis.cx> Cc: freebsd-hackers@freebsd.org Subject: Re: devctl (alike?) for devfs Message-ID: <480EE53C.40800@icyb.net.ua> In-Reply-To: <480E533C.60301@quis.cx> References: <480E4269.2090604@icyb.net.ua> <480E533C.60301@quis.cx>
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on 23/04/2008 00:06 Jille said the following: > Andriy Gapon wrote: >> Maybe this is a crazy idea or maybe we already have something like this. >> Is it possible to get notifications about changes in devfs - appearance >> and disappearance of devices (in devfs sense of the word)? >> devctl currently notifies about real (hardware) devices handled by >> device drivers and some notifications about hardware/driver events. >> But what if I want to automatically run some action if >> /dev/ufs/magic-label appears? >> Or if I want to monitor appearance and disappearance of ad* and da* >> devices (without having to monitor low level drivers like umass)? >> > > I don't know whether it is what you are looking for, but take a look at > devd(8). devd reads devctl -- Andriy Gapon
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